The sensor mounting plate is specially designed for XNT sensors, suitable for models XNT 9 20, XNT 9 20 T, XNT 9 QB 90 T, XNT 9 QB 90, and XNT 9 SI 180 T. The 7400931 XNT Transom Mount Hardware Kit is compatible with fish detection sensors. Compatible with XHS 9 HDSI 180 T, HELIX 12 SI GPS, HELIX 10 SI GPS, HELIX 9 SI GPS, 1199ci SI GPS, 999ci SI GPS, 1198c SI GPS, and 998c SI GPS. Made from high-quality materials, the sensor mount bracket kit offers long service life for reliable performance in marine and freshwater environments. The mounting kit provides a stable installation position, helping to ensure accurate detection data. Simple and easy to install, setup can be completed in minutes, enhancing your fishing and outdoor experience. If you have any questions, support is available to assist. Color: Black. Material: Plastic. Package includes: 1 x transducer mount kit. Item not included. Note: Lighting and display differences may cause slight color variations. Measurement tolerance: +/- 1-3 cm.